Card Set Information
Are phenols commonly used for disinfection in veterinary hospitals?
Is alcohol effective against "easy" microorganisms - bacteria and enveloped viruses?
yes - with long contact with bacteria
Is alcohol effective against "hard" microorganisms - unenveloped viruses and spores?
How is alcohol commonly used in the veterinary hospital?
wiping skin before injections
wiping vial tops before withdrawing drug
What adverse effects can alcohol have on a patient when applied to intact skin?
can dry skin out, can hill patient - can cause hypothermia in a small patient
What adverse effects can alcohol have on a patient when applied to broken skin or open wounds?
painful. can coagulate the protein on the surface of the wound, forming a layer that can protect underlying bacteria
What do we call the layer of coagulated protein formed when alcohol is applied to an open wound?
What is the more specific name of the type of alcohol that we normally use in disinfection purposes in the veterinary hospital?
Name 3 QUATS - quaternary ammonium compounds
Roccal - D
Are QUATS normally applied to objects or directly to the surface of patient?
Are QUATS particularly irritating to skin?
What 2 types of disinfecting compounds are halogens?
When we refer to chlorine type disinfecting compounds, what specific compound are we usually referring to?
Na hypochlorite - NaOCL - Clorox or generic brand bleach
Should chlorine bleach be used full strength as a disinfectant?
Is a Clorox solution normally applied to objects or directly to the surface of the patient?
What types of microogranisms is chlorine bleach solution effective against?
gets bacteria, fungi, both enveloped and unenveloped viruses
What types of microorganisms is chlorine bleach solution not effective against?
Is chlorine bleach solutions commonly used to disinfect against parvovirus?
List 3 disadvantages of chlorine bleach solutions
corrosive except to stainless steel
vapor is irritating
Is there anything in particular that we should not mix Clorox with? Why?
yes - do not mix Clorox with ammonia - produces toxic fumes
What is the difference between an iodine and an iodophor?
an iodophor is an iodine with a carrier molecule added to it, has prolonged antiseptic activity
What is the name of the carrier molecule commonly added to iodine to make an iodophor? What is the name of this particular iodophor?
carrier molecule is polyvinyl plyrrolidone
the combination is called poyidone - iodine
Should an iodophor used for surgical preparation of a patient contain a detergent or not? What is this called?
should - cleansing action
called a scrub
In an aqueous solution of iodine, what is the iodine dissolved in?
In a tincture of iodine, what is the iodine dissolved in?
What microorganisms are iodines and iodophors effective against?
List 2 examples of iodine disinfectants
Lugol's iodine (aqueous)
tincture of iodine
List 2 examples of iodophors (trade or prorietary names)
Chlorhexidine is in what chemical class?
List 2 trade or proprietary names of chlorhexidine.
Can chlorhexidine be used to disinfect objects?
Can chlorhexidine be used as an antiseptic on living tissue?
Chlorhexidine is effective against waht microorganisms?
enveloped viruses (and unenveloped viruses?"
Chlorhexidine is not effective against what microogranisms?
What 2 peroxide compounds are classified as disinfectants?
hydrogen peroxide (H2O2)
Why is hydrogen peroxide (H2O2) kept tightly closed in a brown bottle?
to prevent it from being broken down to water and oxygen by light and air
Should H2O2 be used for cleaning significant wounds?
no - may cause tissue damage
What is our favorite use of H2O2 in the veterinary workplace?
cleaning bloodstains out of white hair
What entertaining thing does H2O2 do when it contacts organic material?
it foams up
Is glutaraldehyde used much for disinfection in veterinary medicine? Why or why not?
no - expensive, short shelf life once mixed, complicated and time - consuming to use and bad smell
Is glutaraldehyde used on objects or on living tissue?
is toxic to living tissues
What commercial disinfectant and tissue preservative is glutaraldehyde related to?
What microorganisms is glutaraldehyde effective against?
all of them - bacteria
envelope and unenveloped viruses
What disinfectant has the widest spectrum of activity and is theoretically the best at killing microorganisms?